#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
description: please input using description
author: justbk
date: 2023/10/17
modify_records:
    - 2023/10/17 justbk create this file
"""

class DbOperator:
    def execute(self, sql, *args):
        pass

    def batch_insert(self, objs):
        pass

    def query(self, sql, *args):
        pass
